DE1220493B - Demodulator fuer phasenwinkelmodulierte elektrische Schwingungen - Google Patents
Demodulator fuer phasenwinkelmodulierte elektrische SchwingungenInfo
- Publication number
- DE1220493B DE1220493B DER36941A DER0036941A DE1220493B DE 1220493 B DE1220493 B DE 1220493B DE R36941 A DER36941 A DE R36941A DE R0036941 A DER0036941 A DE R0036941A DE 1220493 B DE1220493 B DE 1220493B
- Authority
- DE
- Germany
- Prior art keywords
- coil
- capacitor
- circuit
- demodulator
- filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000010355 oscillation Effects 0.000 title claims description 7
- 239000003990 capacitor Substances 0.000 claims description 42
- 230000001629 suppression Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 1
- LYKJEJVAXSGWAJ-UHFFFAOYSA-N compactone Natural products CC1(C)CCCC2(C)C1CC(=O)C3(O)CC(C)(CCC23)C=C LYKJEJVAXSGWAJ-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000010360 secondary oscillation Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/20—Dielectrics using combinations of dielectrics from more than one of groups H01G4/02 - H01G4/06
- H01G4/22—Dielectrics using combinations of dielectrics from more than one of groups H01G4/02 - H01G4/06 impregnated
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/20—Dielectrics using combinations of dielectrics from more than one of groups H01G4/02 - H01G4/06
- H01G4/22—Dielectrics using combinations of dielectrics from more than one of groups H01G4/02 - H01G4/06 impregnated
- H01G4/221—Dielectrics using combinations of dielectrics from more than one of groups H01G4/02 - H01G4/06 impregnated characterised by the composition of the impregnant
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
- H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
- H03D3/08—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of diodes, e.g. Foster-Seeley discriminator
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0041—Functional aspects of demodulators
- H03D2200/0086—Reduction or prevention of harmonic frequencies
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Filters And Equalizers (AREA)
- Coils Or Transformers For Communication (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Surgical Instruments (AREA)
- Electrotherapy Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US250904A US3256489A (en) | 1963-01-11 | 1963-01-11 | Amplitude dependent zero shift reduction for frequency discriminators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1220493B true DE1220493B (de) | 1966-07-07 |
Family
ID=22949635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DER36941A Pending DE1220493B (de) | 1963-01-11 | 1964-01-09 | Demodulator fuer phasenwinkelmodulierte elektrische Schwingungen |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3256489A (xx) |
| BE (1) | BE642319A (xx) |
| DE (1) | DE1220493B (xx) |
| GB (1) | GB1065845A (xx) |
| NL (1) | NL6400123A (xx) |
| SE (1) | SE318012B (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3491300A (en) * | 1967-03-16 | 1970-01-20 | Motorola Inc | Frequency modulation discriminator with means to select the recovery characteristic |
| CN112422466B (zh) * | 2020-12-04 | 2022-08-30 | 国网河南省电力公司襄城县供电公司 | 一种变电站辐射检测装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1007387B (de) * | 1953-10-21 | 1957-05-02 | Philips Nv | Frequenzdemodulator |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE477489A (xx) * | 1942-06-29 | |||
| US2410983A (en) * | 1944-04-01 | 1946-11-12 | Rca Corp | Discriminator-rectifier circuit |
| BE475390A (xx) * | 1944-08-15 | |||
| NL70931C (xx) * | 1945-06-14 | |||
| BE485766A (xx) * | 1947-11-12 | |||
| US2520480A (en) * | 1947-11-12 | 1950-08-29 | Philco Corp | Frequency modulation receiver |
-
1963
- 1963-01-11 US US250904A patent/US3256489A/en not_active Expired - Lifetime
- 1963-12-23 GB GB50784/63A patent/GB1065845A/en not_active Expired
-
1964
- 1964-01-09 BE BE642319A patent/BE642319A/xx unknown
- 1964-01-09 DE DER36941A patent/DE1220493B/de active Pending
- 1964-01-10 SE SE291/64A patent/SE318012B/xx unknown
- 1964-01-10 NL NL6400123A patent/NL6400123A/xx unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1007387B (de) * | 1953-10-21 | 1957-05-02 | Philips Nv | Frequenzdemodulator |
Also Published As
| Publication number | Publication date |
|---|---|
| US3256489A (en) | 1966-06-14 |
| NL6400123A (xx) | 1964-07-13 |
| GB1065845A (en) | 1967-04-19 |
| SE318012B (xx) | 1969-12-01 |
| BE642319A (xx) | 1964-05-04 |
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